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SN74126 Folha de dados(PDF) 5 Page - Texas Instruments |
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SN74126 Folha de dados(HTML) 5 Page - Texas Instruments |
5 / 21 page SN54125, SN54126, SN54LS125A, SN54LS126A, SN74125, SN74126, SN74LS125A, SN74LS126A QUADRUPLE BUS BUFFERS WITH 3-STATE OUTPUTS SDLS044A – DECEMBER 1983 – REVISED MARCH 2002 5 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 recommended operating conditions SN54125 SN54126 SN74125 SN74126 UNIT MIN NOM MAX MIN NOM MAX VCC Supply voltage 4.5 5 5.5 4.75 5 5.25 V VIH High-level input voltage 2 2 V VIL Low-level input voltage 0.8 0.8 V IOH High-level output current –2 –5.2 mA IOL Low-level output current 16 16 mA TA Operating free-air temperature –55 125 0 70 °C electrical characteristics over recommended operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS† SN54125 SN54126 SN74125 SN74126 UNIT TEST CONDITIONS MIN TYP‡ MAX MIN TYP‡ MAX VIK VCC = MIN, II = –12 mA –1.5 –1.5 V VOH VCC = MIN, VIH = 2 V, IOH = –2 mA 2.4 3.3 V VOH VIL = 0.8 V IOH = –5.2 mA 2.4 3.1 V VOL VCC = MIN, VIH = 2 V, VIL = 0.8 V, 04 04 V VOL IOL = 16 mA 0.4 0.4 V I VCC = MAX VIH = 2 V, VO = 2.4 V 40 40 µA IOZ VIL = 0.8 V VO = 0.4 V –40 –40 µA II VCC = MAX, VI = 6.5 V 1 1 mA IIH VCC = MAX, VI = 2.4 V 40 40 µA IIL VCC = MAX, VI = 0.4 V –1.6 –1.6 mA IOS§ VCC = MAX –30 –70 –28 –70 mA ICC VCC = MAX ’125 32 54 32 54 mA ICC CC (see Note 3) ’126 36 62 36 62 mA † For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions. ‡ All typical values are at VCC = 5 V, TA = 25°C. § Not more than one output should be shorted at a time. NOTE 3: Data inputs = 0 V; output control = 4.5 V for ’125 and 0 V for ’126. switching characteristics, VCC = 5 V, TA = 25°C (see Figure 1) PARAMETER TEST CONDITIONS SN54125 SN74125 SN54126 SN74126 UNIT PARAMETER TEST CONDITIONS MIN TYP MAX MIN TYP MAX UNIT MIN TYP MAX MIN TYP MAX tPLH RL = 400 Ω CL =50 pF 8 13 8 13 ns tPHL RL = 400 Ω, CL = 50 F 12 18 12 18 ns tPZH RL = 400 Ω CL =50 pF 11 17 11 18 ns tPZL RL = 400 Ω, CL = 50 F 16 25 16 25 ns tPHZ RL = 400 Ω CL =5 pF 5 8 10 16 ns tPLZ RL = 400 Ω, CL = 5 F 7 12 12 18 ns The SN54125, SN54126, SN74125, SN74126, and SN54LS126A are obsolete and are no longer supplied. |
Nº de peça semelhante - SN74126 |
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Descrição semelhante - SN74126 |
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